<template>
  <div class="mod-user">
    <el-form :inline="true" :model="dataForm" @keyup.enter.native="getDataList()">
      <el-form-item>
        <el-input v-model="dataForm.name" placeholder="用户名" clearable></el-input>
      </el-form-item>

      <el-form-item>
        <el-button @click="getDataList()">查询</el-button>
      </el-form-item>
    </el-form>
    <el-table
      :data="dataList"
      border
      v-loading="dataListLoading"
      @selection-change="selectionChangeHandle"
      style="width: 100%;">
      <el-table-column
        type="selection"
        header-align="center"
        align="center"
        width="50">
      </el-table-column>
      <el-table-column
        prop="bookId"
        header-align="center"
        align="center"
        width="80"
        label="ID">
      </el-table-column>
      <el-table-column
        prop="name"
        header-align="center"
        align="center"
        label="书名">
      </el-table-column>
      <el-table-column
        prop="version"
        header-align="center"
        align="center"
        label="版本">
      </el-table-column>
      <el-table-column
        prop="vendor"
        header-align="center"
        align="center"
        label="出版社">
      </el-table-column>
      <el-table-column
        prop="authorNames"
        header-align="center"
        align="center"
        label="作者">
      </el-table-column>
      <el-table-column
        prop="summary"
        header-align="center"
        align="center"
        :show-overflow-tooltip="true"
        label="简介">
      </el-table-column>
      <el-table-column
        prop="book.summary"
        header-align="center"
        align="center"
        label="简图">
        <!-- 图片的显示 -->
        <template slot-scope="scope">
          <el-popover placement="right" title="" trigger="hover">
            <!--            <img src="https://i.loli.net/2021/07/04/mVthNaqOsocLj2y.png" style="height: 400px;width: 500px">-->
            <!--            <img slot="reference" src="https://i.loli.net/2021/07/04/mVthNaqOsocLj2y.png" alt="https://i.loli.net/2021/07/04/mVthNaqOsocLj2y.png" style="max-height: 50px;max-width: 130px">-->
            <img v-if="scope.row.fileList!=null&&scope.row.fileList.length>0" :src="scope.row.fileList[0].url" :alt="scope.row.fileList[0].url" style="height: 400px;width: 500px">
            <img v-if="scope.row.fileList!=null&&scope.row.fileList.length>0" slot="reference" :src="scope.row.fileList[0].url" :alt="scope.row.fileList[0].url" style="max-height: 50px;max-width: 130px">
          </el-popover>
        </template>
      </el-table-column>
      <el-table-column
        prop="status"
        header-align="center"
        align="center"
        label="状态">
        <template slot-scope="scope">
          <el-tag v-if="scope.row.status === 0" size="small" type="danger">禁用</el-tag>
          <el-tag v-else size="small">正常</el-tag>
        </template>
      </el-table-column>
      <el-table-column
        prop="publicDate"
        header-align="center"
        align="center"
        width="180"
        label="出版日期">
      </el-table-column>
      <el-table-column
        prop="total"
        header-align="center"
        align="center"
        width="180"
        label="总数量">
      </el-table-column>
      <el-table-column
        prop="available"
        header-align="center"
        align="center"
        width="180"
        label="当前可借">
      </el-table-column>
      <el-table-column
        prop="createTime"
        header-align="center"
        align="center"
        width="180"
        label="创建时间">
      </el-table-column>
      <el-table-column
        fixed="right"
        header-align="center"
        align="center"
        width="150"
        label="操作">
        <template slot-scope="scope">
          <el-button v-if="isAuth('sys:user:update')" type="text" size="small"
                     @click="addOrUpdateHandle(scope.row.bookId)">借阅
          </el-button>
        </template>
      </el-table-column>
    </el-table>
    <el-pagination
      @size-change="sizeChangeHandle"
      @current-change="currentChangeHandle"
      :current-page="pageIndex"
      :page-sizes="[10, 20, 50, 100]"
      :page-size="pageSize"
      :total="totalPage"
      layout="total, sizes, prev, pager, next, jumper">
    </el-pagination>
    <!-- 弹窗, 新增 / 修改 -->
    <add-or-update v-if="addOrUpdateVisible" ref="addOrUpdate" @refreshDataList="getDataList"></add-or-update>
  </div>
</template>

<script>
import AddOrUpdate from './borrow-add-or-update'

export default {
  data () {
    return {
      dataForm: {
        name: ''
      },
      dataList: [],
      authorList: [],
      authorMap: {},
      pageIndex: 1,
      pageSize: 10,
      totalPage: 0,
      dataListLoading: false,
      dataListSelections: [],
      addOrUpdateVisible: false
    }
  },
  components: {
    AddOrUpdate
  },
  activated () {
    this.getDataList()
  },
  methods: {
    // 获取数据列表
    getDataList () {
      this.dataListLoading = true
      this.$http({
        url: this.$http.adornUrl('/sys/author/select'),
        method: 'get',
        params: this.$http.adornParams()
      }).then(({data}) => {
        this.authorList = data && data.code === 0 ? data.list : []
        data.list.forEach((item) => {
          this.authorMap[item['authorId']] = item
        })
        console.log(this.authorList)
        console.log(this.authorMap)
      }).then(() => {
        this.$http({
          url: this.$http.adornUrl('/sys/book/list'),
          method: 'get',
          params: this.$http.adornParams({
            'page': this.pageIndex,
            'limit': this.pageSize,
            'name': this.dataForm.name,
            'status': 1
          })
        }).then(({data}) => {
          if (data && data.code === 0) {
            this.dataList = data.page.list
            this.totalPage = data.page.totalCount
            this.fillAuthor()
          } else {
            this.dataList = []
            this.totalPage = 0
          }
          this.dataListLoading = false
        })
      })
    },
    fillAuthor () {
      this.dataList.forEach((item) => {
        item['authorNames'] = item['authorIdList'].map((e) => {
          return this.authorMap[e]['username']
        }).join(',')
      })
    },
    // 每页数
    sizeChangeHandle (val) {
      this.pageSize = val
      this.pageIndex = 1
      this.getDataList()
    },
    // 当前页
    currentChangeHandle (val) {
      this.pageIndex = val
      this.getDataList()
    },
    // 多选
    selectionChangeHandle (val) {
      this.dataListSelections = val
    },
    // 新增 / 修改
    addOrUpdateHandle (id) {
      this.addOrUpdateVisible = true
      this.$nextTick(() => {
        this.$refs.addOrUpdate.init(id)
      })
    },
    // 删除
    deleteHandle (id) {
      var authorIds = id ? [id] : this.dataListSelections.map(item => {
        return item.authorId
      })
      this.$confirm(`确定对[id=${authorIds.join(',')}]进行[${id ? '删除' : '批量删除'}]操作?`, '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        this.$http({
          url: this.$http.adornUrl('/sys/user/delete'),
          method: 'post',
          data: this.$http.adornData(authorIds, false)
        }).then(({data}) => {
          if (data && data.code === 0) {
            this.$message({
              message: '操作成功',
              type: 'success',
              duration: 1500,
              onClose: () => {
                this.getDataList()
              }
            })
          } else {
            this.$message.error(data.msg)
          }
        })
      }).catch(() => {
      })
    }
  }
}
</script>
